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    <script>
        let str = "  kerwin  "
        console.log("|" + str.trimStart(str) + "|") //|kerwin  |
        console.log("|" + str.trimEnd(str) + "|")   //|  kerwin|
        console.log("|" + str.trimLeft(str) + "|")  //|kerwin  |
        console.log("|" + str.trimRight(str) + "|") //|  kerwin|
    </script>
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